20160412

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{761}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 36484560

約数和(自身を除く): 16324148

約数列:

[1, 2, 4, 37, 74, 148, 179, 358, 716, 761, 1522, 3044, 6623, 13246, 26492, 28157, 56314, 112628, 136219, 272438, 544876, 5040103, 10080206, 20160412]

約数ペア:

[(1, 20160412), (2, 10080206), (4, 5040103), (37, 544876), (74, 272438), (148, 136219), (179, 112628), (358, 56314), (716, 28157), (761, 26492), (1522, 13246), (3044, 6623)]